New forest variations.
New snowy forest 1, new snowy forest 2, default snowy forest (for comparison)
Savanna*, default leafy forest (for comparison), bamboo forest
Tropical forest (leafy and jungle combined), hybrid forest (leafy and evergreen combined)
* The savanna is based on the savanna graphics by Pie. I removed all transparent trees and redundant shadows.
XML is included.
This is how it looks if Blue Marble is installed: